【摘要】 利用GAL器件和单片机PIC1 6C74设计产生频率可变、输出电压可调的噪声、码元和传输速率可变的测试码 ,对被测系统进行误码率测试 ,输出测试的结果更多还原

【Abstract】 In the system,noises of variable frequency and output voltage and test-code in which code units and transfering rate can be changed are produced by using GAL device and single-chip PIC16C74.The test-code can be applied in a error-code rate test.更多还原